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Finding the Fourth Proportional to 617.33, 926.10 and 200.97

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Solution

The fourth proportional to 617.33, 926.10 and 200.97 is: 301.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.33 : 926.10 = 200.97 : x
  2. Step 2: Convert to fraction form
    617.33/926.10 = 200.97/x
  3. Step 3: Cross multiply
    617.33x = 926.10 × 200.97
  4. Step 4: Simplify right side
    617.33x = 186,118.32
  5. Step 5: Solve for x
    x = 186,118.32/617.33
  6. Step 6: Final answer
    x = 301.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.